Piston for refrigerant compressors



FIG. 1 is a front elevational view of a piston for refrigerantcompressors showing my new design;

FIG. 2 is a rear elevational view;

FIG. 3 is a left side elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a cross-sectional view taken along the line 6—6 of FIG. 1; and

FIG. 7 is a perspective view;

FIG. 8 is a front elevational view of a piston for refrigerantcompressors showing a second embodiment of my new design;

FIG. 9 is a rear elevational view of FIG. 8;

FIG. 10 is a left side elevational view of FIG. 8;

FIG. 11 is a top plan view of FIG. 8;

FIG. 12 is a bottom plan view of FIG. 8;

FIG. 13 is a cross-sectional view taken along the line 13—13 of FIG. 8;and,

FIG. 14 is a perspective view of FIG. 8.

The ornamental design for pistons for refrigerant compressors, as shown.